COVID-19 (Narrative) (Details)		9 Months Ended	21 Months Ended
	Oct. 15, 2021 USD ($) loan	Sep. 30, 2021 USD ($) loan	Sep. 30, 2021 USD ($) loan
Significant Event [Line Items]
Number of PPP loans processed | loan			2,046
Number of PPP loan forgiven			1,675
Aggregate principal balance of loans forgiven			$ 184,900,000
Percentage of number of 2020 and 2021 PPP loans forgiven			86.00%
Percentage of 2020 and 2021 principal balances of PPP loans forgiven			82.00%
Subsequent Event [Member]
Significant Event [Line Items]
Number of loans in modification | loan	11
Loans modification amount	$ 9,900,000
Loans Originated In 2020 [Member]
Significant Event [Line Items]
PPP loans originated		$ 148,500,000	$ 148,500,000
Number of PPP loans processed | loan		1,174
PPP average loan size originated		$ 162,000	162,000
PPP amortization and forgiveness amount		$ 2,400,000
Number of PPP loan forgiven | loan		290
Aggregate principal balance of loans forgiven		$ 34,500,000
Number of PPP remaining loans | loan		885
PPP remaining balance		$ 114,000,000.0	114,000,000.0
Loans Originated In 2021 [Member]
Significant Event [Line Items]
PPP loans originated		$ 150,000,000.0	150,000,000.0
Number of PPP loans processed | loan		1,384
PPP amortization and forgiveness amount		$ 3,200,000
Number of PPP loan forgiven | loan		371
Aggregate principal balance of loans forgiven		$ 30,300,000
Loans Originated In Third Round [Member]
Significant Event [Line Items]
PPP loans originated		$ 66,100,000	66,100,000
Number of PPP loans processed | loan		870
PPP average loan size originated		$ 80,000	$ 80,000